Employing a smaller rifle primer in pistol ammunition is generally not suggested. Here are a few significant details to take into consideration: ### Dissimilarities in Design 1. *Primer Composition*: Small rifle primers typically Possess a tougher cup than small pistol primers, designed to resist larger pressures linked to rifle cartridges. https://winchester-primers06061.theisblog.com/31584208/employing-a-smaller-rifle-primer-in-pistol-ammunition-is-generally-not-advisable